皮下組織; 下皮
Hypodermis \Hyp`o*der"mis\, n. [NL. See {Hypo-}, and {Derma}.]
1. (Biol.) Same as {Hypoblast}.
2. (Zo["o]l.) Same as {Hypoderma}, 2.
hypodermis
n : layer of cells that secretes the chitinous cuticle in e.g.
arthropods